0 a fizzy drink (= one with bubbles) with a slight taste of lemon, that is not alcoholic but is sometimes mixed with alcoholic drinks
She'd known about his cats and his preference for gin and bitter lemon was in his records.
He gave everyone two bites of a very sour and bitter lemon.
The generic bitter lemon drink dates back to 1834.
Bitter lemon is drunk both by itself and as a mixer, and is sold across the world.
Dubonnet is commonly mixed with lemonade or bitter lemon, and forms part of many cocktails.
Ginger wine can also be served mixed with other beverages, such as lemonade, ginger ale, bitter lemon or diluted with water.
Tonic water with lemon or lime flavour added is known as bitter lemon or bitter lime, respectively.